Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 845235
cftoken d09d54f2cb75fc25-116C26A0-A0B4-B015-CE7C236E68C7250B
sessionid 098DFC0F5403100D9DEEB2F46033342C_845235_d09d54f2cb75fc25-116C26A0-A0B4-B015-CE7C236E68C7250B
urltoken CFID=845235&CFTOKEN=d09d54f2cb75fc25-116C26A0-A0B4-B015-CE7C236E68C7250B

index.cfm?cfid=845235&cftoken=d09d54f2cb75fc25-116C26A0-A0B4-B015-CE7C236E68C7250B